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Finding the Fourth Proportional to 534,286.49, 737,287.86 and 292,522.30

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Solution

The fourth proportional to 534,286.49, 737,287.86 and 292,522.30 is: 403,665.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,286.49 : 737,287.86 = 292,522.30 : x
  2. Step 2: Convert to fraction form
    534,286.49/737,287.86 = 292,522.30/x
  3. Step 3: Cross multiply
    534,286.49x = 737,287.86 × 292,522.30
  4. Step 4: Simplify right side
    534,286.49x = 215,673,140,569.28
  5. Step 5: Solve for x
    x = 215,673,140,569.28/534,286.49
  6. Step 6: Final answer
    x = 403,665.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.